Archived posting to the Leica Users Group, 1997/11/15

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Subject: Re: Advice on 21 S/A
From: Lucien_vD <Lucien_vD@compuserve.com>
Date: Sat, 15 Nov 1997 13:02:12 -0500

Alf

>I'm a little slow, evidently: Why would you need to lock up the mirror =

>if you use the R 4/21 SA on your R or SL? The R 4/21 is a retro-focus
lens, =

>I never needed to do it. Different, of course, the M 3.4/21, because it'=
s
>a symetrical lens (and definitely a jewel :)   ), and for which you'd ne=
ed

>the 22228.

I think we are discussing here the Leicaflex SA 21/3,4, that you
can only use with the mirror up and with a separate viewfinder.
(Same lens formula as the M 21/3,4)
I'm not sure now, I've deleted the original message !
Bob ??

Lucien
BELGIUM